YOU CAN WEAR IT AT ANY TIME EVEN AT NIGHT BEING UNDER YOUR CLOTHES. IT DOES NOT PRESS DOES NOT TIGHTEN DOES NOT BOTHER. COVERS AND SUSTAINS THE NATURAL BREASTWITHOUT CLUTTER WITHOUT WIRES AND WITHOUT DISTURBING STRAPS. COMFORT BRA ADAPTS TO ANY SIZE AND MEASURES ARE THE SAME THAT YOU WEAR ON THE T-SHIRTS